﻿#region License
/******************************************************************************
 * Copyright (c) 2009, Tim Savage - Joocey Labs
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 * * Redistributions of source code must retain the above copyright notice, this 
 *   list of conditions and the following disclaimer.
 *    
 * * Redistributions in binary form must reproduce the above copyright notice, this
 *   list of conditions and the following disclaimer in the documentation and/or 
 *   other materials provided with the distribution.
 *    
 * * Neither the name of Joocey Labs nor the names of its contributors may be used
 *   to endorse or promote products derived from this software without specific 
 *   prior written permission.
 *   
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/
#endregion

namespace MvcForms.Widgets
{
    using System.Collections.Generic;


    /// <summary>
    /// Helper methods for creating choices
    /// </summary>
    public static class ChoiceHelper
    {
        /// <summary>
        /// Generate choices with a range
        /// </summary>
        /// <param name="start">Start value of range.</param>
        /// <param name="end">End value of range.</param>
        /// <returns></returns>
        public static IEnumerable<Choice> Range(int start, int end)
        {
            for (int value = start; value <= end; value++) yield return new Choice(value);
        }

        /// <summary>
        /// Generate choices with a range
        /// </summary>
        /// <param name="start">Start value of range.</param>
        /// <param name="end">End value of range.</param>
        /// <param name="step">Step between each value in range.</param>
        /// <returns></returns>
        public static IEnumerable<Choice> Range(int start, int end, int step)
        {
            for (int value = start; value <= end; value+= step) yield return new Choice(value);
        }
    }
}
